Double eccentric wafer type
The double eccentric butterfly valves incorporate an easy replaceable seat for on/off and control services for liquids and gasses in the power, marine, chemical and petro chemical industry, on-/offshore applications.
Features
- Double offset shaft position
- Shaft in PTFE lines bearings
- Easy replaceable seat
- Standardized actuation flange
- Polymer or PTFE seat
Benefits
- Easy actuator automation
- Low operating torques
- High reliabililty
- Excellent sealing properties
- Suitable for vacuum conditions
- Easy installation
SHORT SPECIFICATION OVERVIEW
- Standard according to: EN-ISO – DIN – BS – API
- Flange connection: DIN-PN 6/10/16, ANSI Class 125/150, JIS 5/10/16K*
- Dimensions: 65 – 600mm
- Maximum working pressure*: 25 bar
- Temperature range*: -40°C ÷ 200°C
- Body materials: GGG40/ Al. Bronze/ AISI 316/ GSC-25/ Duplex/ Other*
- Disc materials: Al. Bronze/ AISI 316/ Duplex/ Hastelloy/ Other*
- Seat: PTFE/ Other*
*Details on specification can be found in the PDF documentation, other requirements can be offered on request.
DOWNLOADS
International standards
Replaceable seat in the valve body, face to face dimensions according international standards
- WVTB-ISOLEX Double eccentric wafer type Download (pdf)
Technical information
Installation and maintenance instruction
- Installation Installation and maintenance instructions Download (pdf)
- Instructions KV and CV values double ecentric Download (pdf)
- Valve torque Download (pdf)
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AVK Industrial Nederland B.V
Schorsweg 1
8181 ME Vaassen
The Netherlands
PO Box 73
8170 AB Vaassen
The Netherlands
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When it comes to transporting and regulating liquids, gases and solids as safely as possible, valves, fittings and regulating devices from AVK Industrial Nederland BV play a decisive role. Our many years of experience mean we can act as an international solutions provider for the most demanding applications and projects.
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